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Finding the Fourth Proportional to 366,901.58, 550,352.37 and 353,615.55

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Solution

The fourth proportional to 366,901.58, 550,352.37 and 353,615.55 is: 530,423.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,901.58 : 550,352.37 = 353,615.55 : x
  2. Step 2: Convert to fraction form
    366,901.58/550,352.37 = 353,615.55/x
  3. Step 3: Cross multiply
    366,901.58x = 550,352.37 × 353,615.55
  4. Step 4: Simplify right side
    366,901.58x = 194,613,156,011.35
  5. Step 5: Solve for x
    x = 194,613,156,011.35/366,901.58
  6. Step 6: Final answer
    x = 530,423.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.